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External floppy drives on the Spectrum +3: Difference between revisions

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→‎3½″ diskettes: more USB info
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====Writing Images====
====Writing Images====
=====3½″ diskettes=====
=====3½″ diskettes=====
To access +3 formatted disks and format disks to this format on Windows NT you will need the [http://simonowen.com/fdrawcmd/ FDrawcmd driver by simon owen]. This will only work correctly on PCs with real floppy controllers, not most USB floppy drives.
To read and format disks with formats other than 720kB (the mformat utility refers to this as 708K) on Windows NT you will need the [http://simonowen.com/fdrawcmd/ FDrawcmd driver by simon owen]. This will only work correctly on PCs with real floppy controllers.
A good utility for writing the images is [http://www.seasip.info/Unix/LibDsk/#tools John Elliot's dsktool].
A good utility for writing the images is [http://www.seasip.info/Unix/LibDsk/#tools John Elliot's dsktool].
It's possible to read and write 720k +3DOS format dsk images using dsktool on some USB floppy drives.
It's possible to read and write 708K +3DOS format dsk images using dsktool on some USB floppy drives that have an NEC UF000x chipset. The Dell FDDM-101 module is known to work.


=====3″ disks=====
=====3″ disks=====